© 2000 by Oxford University Press
Journal of the National Cancer Institute, Vol. 92, No. 23, 1949,
December 6, 2000
© 2000 Oxford University Press
CORRESPONDENCE |
RESPONSE: More About: Prospective Study of Colorectal Cancer Risk in Men and Plasma Levels of Insulin-Like Growth Factor (IGF)-I and IGF- Binding Protein-3
Affiliations of authors: J. Ma, Channing Laboratory, Department of Medicine, Brigham and Women's Hospital and Harvard Medical School, Boston, MA; M. Stampfer, Channing Laboratory, Department of Medicine, Brigham and Women's Hospital and Harvard Medical, and Departments of Nutrition and Epidemiology, Harvard School of Public Health; M. Pollak, Cancer Prevention Research Unit, Departments of Medicine and Oncology, Lady Davis Research Institute of the Jewish General Hospital and McGill University, Montreal, PQ, Canada.
Correspondence to: Jing Ma, M.D., Ph.D., Channing Laboratory, Department of Medicine, Brigham and Women's Hospital and Harvard Medical School, 181 Longwood Ave., Boston, MA 02115 (jing.ma@channing.harvard.edu).
In their small study, Paterson et al. found no statistically significant differences in circulating IGF-I among three groups who were referred for colonoscopy: subjects
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